## Measurement unit: cfm

**Full name:** cubic foot/minute

**Plural form:** cubic feet/minute

**Symbol:** cfm

**Category type:** volume flow rate

**Scale factor:** 0.00047194745

## SI unit: cubic meter/second

The SI derived unit for volume flow rate is the cubic meter/second.

1 cubic meter/second is equal to 2118.8799727597 cfm.

Valid units must be of the **volume flow rate** type.

You can use this form to select from known units:

## Definition: Cubic foot/minute

Cubic feet per minute (CFM) is a measure used in Industrial hygiene and ventilation engineering. It describes the rate of flow of a gas or air volume into or out of a space.

A standard measurement of airflow that indicates how many cubic feet of air pass by a stationary point in one minute. The higher the number, the more air is being forced through the system. The volumetric flow rate of a liquid or gas in cubic feet per minute. 1 CFM equals approximately 0.47 liter per second.

## Sample conversions: cfm